You'll have a hard time expressing your feelings at this point if you do it via text message. That's why people make smileys and various other objects, like hearts and flowers. Not all mobile phones have the ability to include ready-made smileys into text messages, thus allowing users to be creative in using symbols. In addition to smileys, you can manipulate symbols to create objects such as hearts. You can send hearts to your loved ones to express your feelings.
Step
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Step 1. Create a new message
Open the messaging app on your phone.
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Step 2. Enter the recipient of the message
Select a contact or enter details such as the recipient's phone number or email in the " To " field.
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Step 3. Open the symbol keypad to add symbols
On iOS, touch the “123” button, while on Android and other devices, you can press “symb”, “*#(“, “?123”, or “@!?” button.
By entering this mode, you can type symbols instead of numbers and letters
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Step 4. Enter the "less than" symbol
Do this by selecting the “<” sign.
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Step 5. Add the number 3
Select the number “3” on the keypad. Merging this will form a heart that looks like this <3.
Now you have successfully created a heart-shaped message
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Step 6. Send the message
Send the heart you made by pressing the Send button in the messaging app.